Tire-building machine



1 May 6; 1930.

TIRE BUILDING MACHINE GE'QEG'EF ,W1-ILE.

A TTORN EY.

G. F. wlKLE 1,757,105

May 6, 1930. G. F. wlKLE IRE BUILDING MACHINE Filed oct. 17 1927 l2 Sheets-Sheet 2 .9 30 INVENTOR.

GEQQGZI. WZJQE.

ATTORNEY.

" 50 asfshowninfFig. 1'.' VVhenfthe forks of bearing 36, and its free end is connected to shaft 26 by a toggle inthe form of a. rod 45 pivoted at its lower end to the arm 42 at 46 and provided atits upperend with a head 47 formed with a handle 48, thehead.

47 bei-ng connected to shaft 26 by -a -li-nl 49 pivoted at one -endfo'n the shaft 'andifat the and pivot 46.` The inwardinovernent or pivot other end to the head at 50. With the parts as shown in Figs. 2 and 4, toggles 45p-49 serve to releasably lool; shaft 'V726 andthe instrumen- Italities t supported vthereon lin Koperative -p'osition adgacent the core since pivotV 5() 1s on orV just beyond the dead center betweenshat 26 arm 35 is free to pivot about shaft 37 and rod 45 is freeto swing about pivot 46 permitting "the parts to be moved to theposition shownin' Fig. 3, the rearward movement of ar1n35 being-limited by stop 5l formed on arm 42.

26 'and arm 35 in the position shown in Fig. 3, shaft-37 is swung'f'roni the dotted line position in. Fig. l 'to the full line positionsho-wn intthezlatterig'ure. Handle 48 is-tlien swung forward to loclr shaft 26 impositonadj'acent the building drum as shownin Fig. 2. Toggles 29.-32 are then closed .through `handles 30 to bring plows Sinto operative relation with the carcass, the extending'portons 60] the vplies lhaving been ypreferably turned around the bead 5 kby hand at the point-of infitiail Contact tofassure'that'plows 8 will prop- :'erlyfengage the carcass witlrlieel 11 engaged 'beneath the extensions l6, `turning lingers l2 overlying theinwardly turn'edportio'n o-fithe extensions 6, rolls V9 snugly fengaging the lbeadsfand stitchers l0 in'position tostitchthe kturnedportionsdown onthe body ofthe carcass. The drum-lis then rotated in the direc- .tion othe'arrows in Figs. 1' and` 2,;plows 8 and inwardly progressive'ly turningthe edges "6- upwardly Yover the'beaddrolls; Q'Eforrnin g` ltheplies tightly aboutthe beads, 'and 'angularflypositioned stitchers l() applyingthe turned Y 'back vportions kof the plies .smoothly-on' the 'body of Ithe carcass `from thebeads inwardly, startinglpoint "is reached handle's'BOare first swung, asin- Y invention,Iclairn:

- -in Fig. .1 leaving/:th

building operations..

dica'ted in Fig.`5',"tornovelblocks 23 outwardly along shaft 26 and disengage lplows8,frollsv 9, andv stitchers 10k from; the carcass. A.Handle 48v'is then moved tothe position'shownin Fig.

tobe, again 'swung totlu-bl 'dotted y"line position Having described-1011@embadimenwfny `vthe carcass plies and turn ladjacent the 1 cured to .the plowfand plow, abead engag g ported on a rotatable drum, said plow being tending finger adapted t'ovengage an edge of said edgeV around the bead core of the carcass, a contoured roll associated withthe plowto-eng-age the plies at the point Where they ...are turned labout the bead core, and a stitcher disc positioned to engage the turned edge of the plies inwardly of Vthebead.` ff

2; Meer@arias/amada saamprising a plow mounted to beanovedinto Vformed withv anupwardly and inwardlyV eX-` y operat'iverelation with a tire carcass support- ,ed onlagrotatablendrum, said plow being 'formed with'a"lelngaging beneath a free edge of fthe carcass g-plies foutside of the bead core-,`and anjfupwardly and inwardly extending finger adapted to turn saidedge around the bead core, a grooved-roll securedto the Aplow in vposition to engagethe plies yat the point where they are turned about the bead disc secured to the ,plow and; engaging the prising a ,support adapted 'tov b e ,positioned dru-mof a'tire-building machine, a plow pivotedfto the support, a ,springpositioned fto vpress i the heel of the A,plow towards the surfaceof the building'druima bracketseva bead engaging `roll y core andan angularly; positioned-`stitcl1er VThe operation is as Jfollows. vWith blocks Y 23 at theirextrenie outward posltionson shaft and a stitcherdisc rotatably, mounted on^the bracket,

4.- A device ofchara'oter describedfc'onl prising support adaptedY to be positioned 'ad- A jacent the drumlo atire .building machine, a

plow pivoted to the support, a springffposi-VV tloned to pres's the heelof the plow itoysfa'rds A the surface of the' building-dru1n,anda

ianged bead engaging roll and alspring- 4backed stitcher `disc yassociated .withV the plow and Vmovable therewith; ,n A 5. Adeviceofithe character described comprising a supportadaptedtobe ino'ved into a l predeterminedposition adjacentatire building drum, lmeans to` releasably lock-.the sup- -portin said-'.positiim,l a pair ofV members fslid'- Vably inountedon the support, means to releas- K ablyfl'oclrsaidineinbersin a predetermined spaced relationon said :support and a Y fabric roll-,and a s titcher disc .secured to I'eachof said members.l l

e @naine-@1; Lio-disengaged ro permashefcgsr i 5 i `l. 'A device of the'ch'"'racter.described-,coin- 1 prising al plow unountedto be positioned in operative frelagtionawith a tire carcass sulp- 

